Originally Posted by fabbie
Anyway, the root cause of the issue was running the iometer on a logical volume instead of a physical volume.
Thank you very much.
I doubt this is the case. I run iometer on Windows and dynamo on Linux VM, on Windows iometer, it shows the "/" partition ( a LV) with a red "/", so I didn't even try it.
I choose /dev/sda2, which is a PV, after the testing, /dev/sda2 is corrupted.